Marine Interpretation Message
Issued by NWS

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AGXX40 KNHC 250714
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
314 AM EDT MON MAY 25 2015

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN
SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND
64W...AND THE SW N ATLANTIC INCLUDING THE BAHAMAS.

...GULF OF MEXICO...

MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST.
MWW3 BLENDED WITH PREVIOUS OFFICIAL FOR WAVES. HIGH CONFIDENCE.

A TROUGH IS MOVING OFF THE YUCATAN PENINSULA. HIGH PRESSURE RIDGE
PREVAILS ACROSS THE GULF COAST STATES. LATEST SATELLITE DERIVED
WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT FRESH
WINDS OFF THE COAST OF THE YUCATAN WITH GENTLE TO MODERATE WINDS
PREVAILING OVER THE REMAINDER OF THE GULF WATERS.SEAS ARE IN THE
4-5 FT RANGE OVER THE WESTERN WATERS AND 3-5 FT OVER THE SE
GULF...AND 2-4 FT OVER THE NE GULF. LITTLE CHANGE EXPECTED IN THE
FORECAST WITH HIGH PRESSURE RIDGE PREVAILING OVER THE GULF COAST
STATES WITH SOUTHERLY RETURN FLOW OVER THE CENTRAL AND WESTERN
GULF THROUGH FRI. A TROUGH WILL DEVELOP EACH EVENING OVER THE
YUCATAN AND DRIFT WESTWARD INTO THE SW GULF DURING THE OVERNIGHT
HOURS AND DISSIPATE OVER THE SW GULF EACH MORNING. THIS TROUGH
WILL HELP FOR LOCALIZED REGION OF STRONGER WINDS EACH NIGHT WITH A
LOCALLY TIGHTER PRESSURE GRADIENT.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...

MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST.
MWW3 PLENITUDE WITH PREVIOUS OFFICIAL FOR WAVES. HIGH CONFIDENCE.

LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...
AND CMAN DATA DEPICT STRONG TO NEAR GALE FORCE WINDS OFF THE COAST
OF COLOMBIA WITH MODERATE TO FRESH TRADES OVER THE REMAINDER OF
THE CENTRAL CARIBBEAN AS WELL AS THE EASTERN CARIBBEAN. MODERATE
TRADES PREVAIL OVER THE WESTERN CARIBBEAN AS WELL AS THE TROPICAL
N ATLC WATERS. SEAS ARE IN THE 10-12 FT RANGE OFF THE COAST OF
COLOMBIA...8-10 FT OVER THE REMAINDER OF THE SOUTH CENTRAL
CARIBBEAN AND 6-8 FT OVER THE NORTH CENTRAL CARIBBEAN. SEAS IN THE
3-5 FT RANGE PREVAIL OVER THE EASTERN CARIBBEAN...4-5 FT OVER THE
WESTERN CARIBBEAN...AND 5-7 FT OVER THE TROPICAL N ATLC WATERS.
WINDS ACROSS CARIBBEAN AND TROPICAL N ATLC WATERS WILL DIMINISH
THROUGH THE WEEK AS A BROAD TROUGH DRIFTS N OF THE AREA AND
WEAKENS THE PRESSURE GRADIENT OVER THE FORECAST AREA.

...SW N ATLANTIC INCLUDING THE BAHAMAS...

MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST.
MWW3 BLENDED WITH PREVIOUS OFFICIAL FOR WAVES. HIGH CONFIDENCE.

A BROAD TROUGH IS STARTING TO DEVELOP E OF THE AREA. LATEST
SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY... AND
CMAN DATA DEPICT MODERATE TO FRESH WINDS OVER THE SOUTHERN WATERS
AS WELL AS THE NW WATERS...AND MODERATE WINDS OVER THE REMAINDER
OF THE WATERS. SEAS ARE IN THE 5-6 FT RANGE OVER THE NW
WATERS...3-5 FT OVER THE REMAINDER OF THE WATERS OUTSIDE THE
BAHAMAS...AND 1-3 FT W OF THE BAHAMAS. THE BROAD TROUGH WILL DRIFT
WESTWARD TOWARD THE FORECAST AREA WITH TROUGH AXIS MOVING INTO THE
EASTERN WATERS MIDWEEK. NE WINDS WILL INCREASE OVER THE EASTERN
PORTION OF THE AREA TONIGHT WITH SEAS BUILDING TO 8 FT. THE
TROUGH AXIS WILL PASS INTO THE FORECAST AREA MIDWEEK. THE TROUGH
WILL THEN SLOWLY DAMPEN OUT OVER THE FORECAST AREA THROUGH THE
SECOND PART OF THE WEEK.

$$

.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE:

.GULF OF MEXICO...
     NONE.

.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
     NONE.

.SW N ATLANTIC INCLUDING THE BAHAMAS...
     NONE.

$$

*FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT:
HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF

NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE
NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT:
HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP

FOR ADDITIONAL INFORMATION PLEASE VISIT:
HTTP://WWW.HURRICANE WARNINGS.GOV/MARINE

$$

.FORECASTER AL. NATIONAL HURRICANE CENTER.


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